/* Hero区域 */
.hero {
    min-height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1500382017468-9049fed747ef?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, transparent 20%, #000 100%);
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 1s ease, glowText 2s ease-in-out infinite alternate;
}

@keyframes glowText {
    0% {
        text-shadow: 0 0 10px rgba(76, 175, 80, 0.5);
    }
    100% {
        text-shadow: 0 0 20px rgba(76, 175, 80, 0.8), 0 0 30px rgba(76, 175, 80, 0.5);
    }
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 40px;
    opacity: 0.8;
    animation: fadeInUp 1s ease 0.2s;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.4s;
}

.stat {
    text-align: center;
    animation: pop 0.5s ease backwards;
}

.stat:nth-child(1) {
    animation-delay: 0.6s;
}

.stat:nth-child(2) {
    animation-delay: 0.8s;
}

.stat:nth-child(3) {
    animation-delay: 1s;
}

@keyframes pop {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.number {
    font-size: 2.5rem;
    font-weight: bold;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.label {
    font-size: 1rem;
    opacity: 0.8;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    background: var(--gradient);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    font-weight: bold;
    transition: var(--transition);
    animation: fadeInUp 1s ease 0.6s, pulse-shadow 2s infinite alternate;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--gradient-accent);
    transition: var(--transition);
    z-index: -1;
}

.cta-button:hover::before {
    width: 100%;
}

.cta-button:hover {
    transform: translateY(-5px);
}

@keyframes pulse-shadow {
    0% {
        box-shadow: 0 5px 15px rgba(76, 175, 80, 0.3);
    }
    100% {
        box-shadow: 0 8px 25px rgba(76, 175, 80, 0.6);
    }
}